Re: [PATCH] `completing-read`: Add `group-function` support to completion metadata (REVISED PATCH VERSION 2)

[Juri Linkov]

> There is the question if the `completions-detailed` variable should be
> reused to also guard the grouping (See the NOTE in the commit message
> of the patch).

> (NOTE: There is also the guard variable `completions-detailed`. This
> variable is used to guard a *single usage* of the
> `affixation-function`. This variable could be generalized to guard
> both affixations and grouping.  Instead of checking the variable
> invidually in each completion table, the check could be performed in
> minibuffer.el)

Aren't affixations guarded by completions-detailed
and grouping guarded by completions-group orthogonal?
Then it should be fine to have separate options.